Results 21 to 30 of about 44,743 (233)

mlh3 mutations in baker's yeast alter meiotic recombination outcomes by increasing noncrossover events genome-wide. [PDF]

open access: yesPLoS Genetics, 2017
Mlh1-Mlh3 is an endonuclease hypothesized to act in meiosis to resolve double Holliday junctions into crossovers. It also plays a minor role in eukaryotic DNA mismatch repair (MMR).
Najla Al-Sweel   +9 more
doaj   +1 more source

An Escherichia coli effector protein promotes host mutation via depletion of DNA mismatch repair proteins. [PDF]

open access: yes, 2013
Enteropathogenic Escherichia coli (EPEC) is an attaching and effacing (A/E) human pathogen that causes diarrhea during acute infection, and it can also sustain asymptomatic colonization. A/E E.
Donnenberg, Michael S.   +2 more
core   +1 more source

DNA repair biomarkers XPF and phospho-MAPKAP kinase 2 correlate with clinical outcome in advanced head and neck cancer. [PDF]

open access: yes, 2014
BackgroundInduction chemotherapy is a common therapeutic option for patients with locoregionally-advanced head and neck cancer (HNC), but it remains unclear which patients will benefit. In this study, we searched for biomarkers predicting the response of
Cohen, Ezra EW   +13 more
core   +9 more sources

Targeting mitochondrial DNA polymerase gamma for selective inhibition of MLH1 deficient colon cancer growth.

open access: yesPLoS ONE, 2022
Synthetic lethality in DNA repair pathways is an important strategy for the selective treatment of cancer cells without harming healthy cells and developing cancer-specific drugs. The synthetic lethal interaction between the mismatch repair (MMR) protein,
Berna Somuncu   +12 more
doaj   +3 more sources

MLH1 enhances the sensitivity of human endometrial carcinoma cells to cisplatin by activating the MLH1/c-Abl apoptosis signaling pathway

open access: yesBMC Cancer, 2018
Background MLH1 plays a critical role in maintaining the fidelity of DNA replication, and defects in human MLH1 have been reported. However, the role of MLH1 in endometrial carcinoma has not been fully investigated.
Yue Li   +5 more
doaj   +1 more source

A modified screening strategy for Lynch syndrome among MLH1-deficient CRCs: Analysis from consecutive Chinese patients in a single center

open access: yesTranslational Oncology, 2021
Background: The low prevalence of the BRAF V600E mutation in colorectal cancers (CRCs) in Chinese populations has stimulated concern about the efficacy of BRAF mutation analysis for Lynch syndrome (LS) screening.
Wenmiao Wang   +6 more
doaj   +1 more source

Nucleus-specific linker histones Hho1 and Mlh1 form distinct protein interactions during growth, starvation and development in Tetrahymena thermophila [PDF]

open access: yes, 2019
Chromatin organization influences most aspects of gene expression regulation. The linker histone H1, along with the core histones, is a key component of eukaryotic chromatin.
Pearlman, Ronald E.   +7 more
core   +1 more source

Mismatch repair genes Mlh1 and Mlh3 modify CAG instability in Huntington's disease mice: genome-wide and candidate approaches. [PDF]

open access: yesPLoS Genetics, 2013
The Huntington's disease gene (HTT) CAG repeat mutation undergoes somatic expansion that correlates with pathogenesis. Modifiers of somatic expansion may therefore provide routes for therapies targeting the underlying mutation, an approach that is likely
Ricardo Mouro Pinto   +15 more
doaj   +1 more source

Extended microsatellite analysis in microsatellite stable, MSH2 and MLH1 mutation-negative HNPCC patients: Genetic reclassification and correlation with clinical features [PDF]

open access: yes, 2004
Background: Hereditary nonpolyposis colorectal cancer (HNPCC) is an autosomal dominant disorder predisposing to predominantly colorectal cancer (CRC) and endometrial cancer frequently due to germline mutations in DNA mismatch repair (MMR) genes, mainly ...
Baretton, G.   +9 more
core   +1 more source

MLH1 Methylation-Based Testing in Peripheral Blood Mononuclear Cells is a Promising Biomarker for Colorectal Cancer Diagnosis and Prognosis [PDF]

open access: yesMiddle East Journal of Cancer
Background: Recent evidence has shown that peripheral blood mononuclear cells (PBMCs) can reflect the epigenetic profile of tissues they interact with, such as malignant cells. The hypermethylation of MLH1 promoter is a well-defined epigenetic alteration
Farzaneh Yousefisadr   +4 more
doaj   +1 more source

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